# # !/usr/bin/env python
# # -*- coding:utf-8 -*-
# from django.template import Library
# from django.urls import reverse
# from web import models
#
# register = Library()
#
#
# @register.simple_tag
# def user_space(size):
#     if size >= 1024 * 1024 * 1024:
#         return "%.2f GB" % (size / (1024 * 1024 * 1024),)
#     elif size >= 1024 * 1024:
#         return "%.2f MB" % (size / (1024 * 1024),)
#     elif size >= 1024:
#         return "%.2f KB" % (size / 1024,)
#     else:
#         return "%d B" % size
